public void End()
{
Application.RemoveMessageFilter(messageFilter);
var result = RawInput.RegisterDevice(UsagePage.HID_USAGE_PAGE_GENERIC, UsageId.HID_USAGE_GENERIC_MOUSE, ModeFlags.RIDEV_REMOVE, IntPtr.Zero);
if (!result)
{
throw new Exception("Failed to unregister a mouse device for raw input");
}
}
public void Start()
{
var result = RawInput.RegisterDevice(UsagePage.HID_USAGE_PAGE_GENERIC, UsageId.HID_USAGE_GENERIC_MOUSE, ModeFlags.RIDEV_INPUTSINK, targetWindow);
if (!result)
{
throw new Exception("Failed to register a mouse device for raw input");
}
Application.AddMessageFilter(messageFilter);
}